03/16/2023
Code of the day:
Romex is allowed per Massachusetts Amendments to the NEC article 334.10 as follows:
Art. 334.10. Insert an exception to follow (3) to read as follows: 527 CMR: BOARD OF FIRE PREVENTION REGULATIONS Exception to (2) and (3): For buildings or structures required to be of Type I or Type II construction, Type NM, or Type NMC cables shall be permitted to be used, provided that where so applied in buildings or structures exceeding three stories above grade, circuits run in Type NM or NMC cable shall not leave the floor or dwelling unit from which the circuits originate. Cables shall be installed within walls, floors, or ceilings that provide a thermal barrier of material that has at least a 15-minute finish rating as identified in listings of firerated assemblies.